| 摘要 |
PURPOSE: A toilet bowl freeze prevention rubber stopper is provided to reduce costs and inconvenience for replacing a toilet bowl by maintaining the flow rate of water and preventing the toilet bowl from freezing. CONSTITUTION: A toilet bowl freeze prevention rubber stopper is classified into an A type and a B type. The A type prevents a toilet bowl from freezing by varying the size of holes to allow water to flow. Pins are inserted into the holes to stop the flow of water if there is no risk for freezing. The B type prevent the toilet bowl from freezing by tightening and loosening a bolt and a nut to control the flow of water. [Reference numerals] (AA) (Left) toilet bowl freeze prevention B type; (BB,HH) Plastics; (CC) Bottom view; (DD,II) Rubber material; (EE) Top view; (FF) Leak-proof packing; (GG) Water control groove bolt; (JJ) Side view |
